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. Author manuscript; available in PMC: 2015 Jun 1.
Published in final edited form as: J Chromatogr B Analyt Technol Biomed Life Sci. 2014 May 2;960:194–199. doi: 10.1016/j.jchromb.2014.04.045

Table.1.

Inter-day average back-calculated standard concentrations (n = 3)

Fludarabine Clofarabine


Norminal conc, ng/mL 2 5 10 50 100 400 800 R 0.5 1 5 10 40 80 R
Mean, ng/mL 1.87 4.79 10 52.3 103 403 791 0.9993 0.469 1.01 5.17 10 39 81 0.9997
Precision (RSD,%) 9.67 2.53 3.12 1.77 4.07 1.43 1.35 0.060 5.56 3.14 1.51 1.12 2.19 1.15 0.017
Accuracy (% dev) −6.50 −4.27 3.23 4.67 3.30 0.83 −1.08 −6.13 1.17 3.40 3.33 −2.50 0.67
n 3 3 3 3 3 3 3 3 3 3 3 3 3